The Timken Company
The Timken Company
4500 Mt Pleasant St. NW
N. Canton, OH 44720
Phone: (234) 262-3000
E-Mail: CustomerCAD@timken.com • Web site: www.timken.com
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Available in single, double, and multi-row configurations as well as proprietary sizes, these bearings are developed in collaboration with OE engineers to deliver premium performance across various applications. Their power-dense designs support heavier loads and help extend bearing life, while optimized internal geometry reduces torque and operating temperatures to prolong lubrication system life. Additionally, they can be engineered with proprietary enhancements to withstand highly corrosive conditions, high temperatures, vacuum environments, or situations with limited lubrication.
Timken_TRB_2ROWASSY_TDO_438-90092-A3
TRB TDO Line Drawing
Unit of Measure
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Part Number

Bore (d)

O.D. (D)

Outer Ring Width (C)

Width (T)

Inner Ring Width (B)

Dynamic Radial Load Rating - 1M Revs (C1) 

Dynamic Radial Load Rating - 90M Revs (C90)

Series

CAD

72188C-90050 N/A 1.8750 in47.625 mm N/A 4.8750 in123.825 mm N/A 2.1875 in55.563 mm N/A 3.0624 in77.785 mm N/A 1.291 in32.791 mm N/A 83900 lbf373000 N N/A 12500 lbf55500 N N/A 72000C N/A
72188C-90051 N/A 1.8750 in47.625 mm N/A 4.8750 in123.825 mm N/A 2.1875 in55.563 mm N/A 3.0624 in77.785 mm N/A 1.291 in32.791 mm N/A 83900 lbf373000 N N/A 12500 lbf55500 N N/A 72000C N/A
365S-902A2 N/A 1.9375 in49.213 mm N/A 3.5433 in90.000 mm N/A 1.6563 in42.07 mm N/A 1.9688 in50.008 mm N/A 0.875 in22.225 mm N/A 39900 lbf177000 N N/A 5930 lbf26400 N N/A 365 N/A
3781-902A1 N/A 1.9375 in49.213 mm N/A 3.6718 in93.264 mm N/A 2.0625 in52.388 mm N/A 2.5625 in65.088 mm N/A 1.193 in30.302 mm N/A 47800 lbf213000 N N/A 7120 lbf31700 N N/A 3700 N/A
545 / 533D N/A 1.9375 in49.213 mm N/A 4.3750 in111.125 mm N/A 2.5 in63.5 mm N/A 3.125 in79.375 mm N/A 1.455 in36.957 mm N/A 67400 lbf300000 N N/A 10000 lbf44600 N N/A 535 N/A
545 / 533DC N/A 1.9375 in49.213 mm N/A 4.3750 in111.125 mm N/A 2.5 in63.5 mm N/A 3.125 in79.375 mm N/A 1.455 in36.957 mm N/A 67400 lbf300000 N N/A 10000 lbf44600 N N/A 535 N/A
55197 / 55433D N/A 1.9675 in49.975 mm N/A 4.33 in109.982 mm N/A 1.6876 in42.865 mm N/A 2.4999 in63.497 mm N/A 1.0594 in26.909 mm N/A 49400 lbf220000 N N/A 7350 lbf32700 N N/A 55000 N/A
55196 / 55433D N/A 1.9675 in49.975 mm N/A 4.33 in109.982 mm N/A 1.6876 in42.865 mm N/A 2.4999 in63.497 mm N/A 1.0594 in26.909 mm N/A 49400 lbf220000 N N/A 7350 lbf32700 N N/A 55000 N/A
55196 / 55444D N/A 1.9675 in49.975 mm N/A 4.4375 in112.713 mm N/A 1.8125 in46.038 mm N/A 2.5624 in65.085 mm N/A 1.0594 in26.909 mm N/A 49400 lbf220000 N N/A 7350 lbf32700 N N/A 55000 N/A
55197 / 55444D N/A 1.9675 in49.975 mm N/A 4.4375 in112.713 mm N/A 1.8125 in46.038 mm N/A 2.5624 in65.085 mm N/A 1.0594 in26.909 mm N/A 49400 lbf220000 N N/A 7350 lbf32700 N N/A 55000 N/A
55197 / 55452D N/A 1.9675 in49.975 mm N/A 4.5268 in114.981 mm N/A 1.7500 in44.450 mm N/A 2.5623 in65.082 mm N/A 1.0594 in26.909 mm N/A 49400 lbf220000 N N/A 7350 lbf32700 N N/A 55000 N/A
55196 / 55452D N/A 1.9675 in49.975 mm N/A 4.5268 in114.981 mm N/A 1.7500 in44.450 mm N/A 2.5623 in65.082 mm N/A 1.0594 in26.909 mm N/A 49400 lbf220000 N N/A 7350 lbf32700 N N/A 55000 N/A
546 / 533D N/A 1.9678 in49.982 mm N/A 4.3750 in111.125 mm N/A 2.5 in63.5 mm N/A 3.125 in79.375 mm N/A 1.455 in36.957 mm N/A 67400 lbf300000 N N/A 10000 lbf44600 N N/A 535 N/A
L305648 / L305610D N/A 1.968 in49.987 mm N/A 3.1875 in80.963 mm N/A 1.375 in34.925 mm N/A 1.6875 in42.863 mm N/A 0.7188 in18.258 mm N/A 23800 lbf106000 N N/A 3540 lbf15800 N N/A L305600 N/A
L305648 / L305613DE N/A 1.968 in49.987 mm N/A 3.2810 in83.337 mm N/A 1.875 in47.625 mm N/A 2.1875 in55.563 mm N/A 0.7188 in18.258 mm N/A 23800 lbf106000 N N/A 3540 lbf15800 N N/A L305600 N/A
55195 / 55433D N/A 1.968 in49.987 mm N/A 4.33 in109.982 mm N/A 1.6876 in42.865 mm N/A 2.4999 in63.497 mm N/A 1.0594 in26.909 mm N/A 41600 lbf185000 N N/A 6200 lbf27600 N N/A 55000 N/A
55194 / 55433D N/A 1.968 in49.987 mm N/A 4.33 in109.982 mm N/A 1.6876 in42.865 mm N/A 2.4999 in63.497 mm N/A 1.0594 in26.909 mm N/A 41600 lbf185000 N N/A 6200 lbf27600 N N/A 55000 N/A
55195 / 55444D N/A 1.968 in49.987 mm N/A 4.4375 in112.713 mm N/A 1.8125 in46.038 mm N/A 2.5624 in65.085 mm N/A 1.0594 in26.909 mm N/A 41600 lbf185000 N N/A 6200 lbf27600 N N/A 55000 N/A
55194 / 55444D N/A 1.968 in49.987 mm N/A 4.4375 in112.713 mm N/A 1.8125 in46.038 mm N/A 2.5624 in65.085 mm N/A 1.0594 in26.909 mm N/A 41600 lbf185000 N N/A 6200 lbf27600 N N/A 55000 N/A
55194 / 55452D N/A 1.968 in49.987 mm N/A 4.5268 in114.981 mm N/A 1.7500 in44.450 mm N/A 2.5623 in65.082 mm N/A 1.0594 in26.909 mm N/A 41600 lbf185000 N N/A 6200 lbf27600 N N/A 55000 N/A
55195 / 55452D N/A 1.968 in49.987 mm N/A 4.5268 in114.981 mm N/A 1.7500 in44.450 mm N/A 2.5623 in65.082 mm N/A 1.0594 in26.909 mm N/A 41600 lbf185000 N N/A 6200 lbf27600 N N/A 55000 N/A
365-90012 N/A 1.9685 in50.000 mm N/A 3.5433 in90.000 mm N/A 1.6563 in42.07 mm N/A 1.9688 in50.008 mm N/A 0.875 in22.225 mm N/A 39900 lbf177000 N N/A 5930 lbf26400 N N/A 365 N/A
366-90225 N/A 1.9685 in50.000 mm N/A 3.5433 in90.000 mm N/A 1.6563 in42.07 mm N/A 1.9688 in50.008 mm N/A 0.875 in22.225 mm N/A 39900 lbf177000 N N/A 5930 lbf26400 N N/A 365 N/A
366 / 363DC N/A 1.9685 in50.000 mm N/A 3.5433 in90.000 mm N/A 1.6563 in42.07 mm N/A 1.9688 in50.008 mm N/A 0.875 in22.225 mm N/A 39900 lbf177000 N N/A 5930 lbf26400 N N/A 365 N/A
365 / 363DC N/A 1.9685 in50.000 mm N/A 3.5433 in90.000 mm N/A 1.6563 in42.07 mm N/A 1.9688 in50.008 mm N/A 0.875 in22.225 mm N/A 39900 lbf177000 N N/A 5930 lbf26400 N N/A 365 N/A
Unit of Measure
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